Move VideoRenderer to remoting/protocol

remoting/protocol/video_renderer.h

-// Copyright 2014 The Chromium Authors. All rights reserved.
+// Copyright 2016 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #ifndef REMOTING_CLIENT_VIDEO_RENDERER_H_
 #define REMOTING_CLIENT_VIDEO_RENDERER_H_
 
 namespace remoting {
+namespace protocol {
 
-namespace protocol {
 class SessionConfig;
 class VideoStub;
-}  // namespace protocol;
 
 // VideoRenderer is responsible for decoding and displaying incoming video
 // stream.
 class VideoRenderer {
  public:
   virtual ~VideoRenderer() {}
 
   // Configures the renderer with the supplied |config|. This must be called
   // exactly once before video data is supplied to the renderer.
-  virtual void OnSessionConfig(const protocol::SessionConfig& config) = 0;
+  virtual void OnSessionConfig(const SessionConfig& config) = 0;
 
   // Returns the VideoStub interface of this renderer.
-  virtual protocol::VideoStub* GetVideoStub() = 0;
+  virtual VideoStub* GetVideoStub() = 0;
 };
 
+}  // namespace protocol;
 }  // namespace remoting
 
 #endif  // REMOTING_CLIENT_VIDEO_RENDERER_H_